Unit 2: Modelling Matter Chapter 1 REVIEW

1. Select ALL of the following that are made up of matter

• air

• rocks

• milk

• humans

• trees

Tags

NGSS.5-PS1-1

NGSS.5-PS1-3

2.  A property is what you can observe or measure about something that helps you identify or describe it.  List three properties of marshmallows. 

3.  Fill in the blanks with the following words:  molecule, substance, atoms

____(A)____ join together to form ____(B)____, and when you put many of those together, you form a ____(C)____.

• (a) molecules, (b) substance, (c) atoms

• (a) atoms, (b) molecules, (c) substances

• (a) atoms, (b) molecules, (c) substance

• (a) substance, (b) atoms, (c) molecules

Tags

NGSS.MS-PS1-1

4.  Is the following an image of a mixture?  Why or why not?

Tags

NGSS.MS-PS1-1

5.  How many different kinds of atoms are in this molecule?

• 1

• 2

• 3

• 4

• 5

Tags

NGSS.MS-PS1-1

6. All matter is made up of atoms

• True

• False

Tags

NGSS.MS-PS1-1

7. All molecules of one substance are exactly the same.

• True

• False

8. All molecules look the same

• True

• False

Tags

NGSS.MS-PS1-1

9. If substances are different from each other, then they must have different molecules.

• True

• False

Tags

NGSS.MS-PS1-1

10. A mixture is made up of all the same molecules

• True

• False